| Centers for Disease Control and Prevention | The common cold in adults: Diagnosis and clinical features |
|---|---|
| Key facts about influenza flu | X Centers for Disease Control and Prevention• Centers for Disease Control and Prevention |
X National Health Service UK• Social distancing against COVID-19: Implication for the control of influenza.
25| Journal of Korean Medical Science | Coronavirus disease 2019 COVID-19 : How COVID-19 spreads |
|---|---|
| Similarities and differences between flu and COVID-19 | X Mayo Clinic X National Health Service UK• Centers for Disease Control and Prevention |
| The common cold in adults: Treatment and prevention | |
|---|---|
| Anosmia in COVID-19: Underlying mechanisms and assessment of an olfactory route to brain infection |